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domain_driver.c: add virDomainDriverSetupPersistentDefBlkioParams()

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This new helper avoids more code repetition inside
lxcDomainSetBlkioParameters() and qemuDomainSetBlkioParameters().

Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Daniel Henrique Barboza 2020-02-17 16:29:19 -05:00 committed by Ján Tomko
parent ac87d3520a
commit 309a8305b7
5 changed files with 55 additions and 60 deletions
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44
src/hypervisor/domain_driver.c
View File

@ -206,3 +206,47 @@ virDomainDriverParseBlkioDeviceStr(char *blkioDeviceStr, const char *type,
}
return -1;
}
int
virDomainDriverSetupPersistentDefBlkioParams(virDomainDefPtr persistentDef,
virTypedParameterPtr params,
int nparams)
{
size_t i;
int ret = 0;
for (i = 0; i < nparams; i++) {
virTypedParameterPtr param = &params[i];
if (STREQ(param->field, VIR_DOMAIN_BLKIO_WEIGHT)) {
persistentDef->blkio.weight = param->value.ui;
} else if (STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WEIGHT) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_READ_IOPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WRITE_IOPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_READ_BPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WRITE_BPS)) {
virBlkioDevicePtr devices = NULL;
size_t ndevices;
if (virDomainDriverParseBlkioDeviceStr(param->value.s,
param->field,
&devices,
&ndevices) < 0) {
ret = -1;
continue;
}
if (virDomainDriverMergeBlkioDevice(&persistentDef->blkio.devices,
&persistentDef->blkio.ndevices,
devices, ndevices,
param->field) < 0)
ret = -1;
virBlkioDeviceArrayClear(devices, ndevices);
g_free(devices);
}
}
return ret;
}

4
src/hypervisor/domain_driver.h
View File

@ -30,3 +30,7 @@ int virDomainDriverMergeBlkioDevice(virBlkioDevicePtr *dest_array,
int virDomainDriverParseBlkioDeviceStr(char *blkioDeviceStr, const char *type,
virBlkioDevicePtr *dev, size_t *size);
int virDomainDriverSetupPersistentDefBlkioParams(virDomainDefPtr persistentDef,
virTypedParameterPtr params,
int nparams);

1
src/libvirt_private.syms
View File

@ -1399,6 +1399,7 @@ virDomainCgroupSetupMemtune;
# hypervisor/domain_cgroup.h
virDomainDriverMergeBlkioDevice;
virDomainDriverParseBlkioDeviceStr;
virDomainDriverSetupPersistentDefBlkioParams;
# libvirt_internal.h

33
src/lxc/lxc_driver.c
View File

@ -2314,7 +2314,6 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
unsigned int flags)
{
virLXCDriverPtr driver = dom->conn->privateData;
size_t i;
virDomainObjPtr vm = NULL;
virDomainDefPtr def = NULL;
virDomainDefPtr persistentDef = NULL;
@ -2371,35 +2370,9 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
if (ret < 0)
goto endjob;
if (persistentDef) {
for (i = 0; i < nparams; i++) {
virTypedParameterPtr param = &params[i];
if (STREQ(param->field, VIR_DOMAIN_BLKIO_WEIGHT)) {
persistentDef->blkio.weight = params[i].value.ui;
} else if (STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WEIGHT) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_READ_IOPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WRITE_IOPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_READ_BPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WRITE_BPS)) {
virBlkioDevicePtr devices = NULL;
size_t ndevices;
if (virDomainDriverParseBlkioDeviceStr(params[i].value.s,
param->field,
&devices,
&ndevices) < 0) {
ret = -1;
continue;
}
if (virDomainDriverMergeBlkioDevice(&persistentDef->blkio.devices,
&persistentDef->blkio.ndevices,
devices, ndevices,
param->field) < 0)
ret = -1;
virBlkioDeviceArrayClear(devices, ndevices);
VIR_FREE(devices);
}
}
ret = virDomainDriverSetupPersistentDefBlkioParams(persistentDef,
params,
nparams);
if (virDomainDefSave(persistentDef, driver->xmlopt, cfg->configDir) < 0)
ret = -1;

33
src/qemu/qemu_driver.c
View File

@ -9319,7 +9319,6 @@ qemuDomainSetBlkioParameters(virDomainPtr dom,
unsigned int flags)
{
virQEMUDriverPtr driver = dom->conn->privateData;
size_t i;
virDomainObjPtr vm = NULL;
virDomainDefPtr def;
virDomainDefPtr persistentDef;
@ -9385,35 +9384,9 @@ qemuDomainSetBlkioParameters(virDomainPtr dom,
if (ret < 0)
goto endjob;
if (persistentDef) {
for (i = 0; i < nparams; i++) {
virTypedParameterPtr param = &params[i];
if (STREQ(param->field, VIR_DOMAIN_BLKIO_WEIGHT)) {
persistentDef->blkio.weight = param->value.ui;
} else if (STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WEIGHT) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_READ_IOPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WRITE_IOPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_READ_BPS) ||
STREQ(param->field, VIR_DOMAIN_BLKIO_DEVICE_WRITE_BPS)) {
virBlkioDevicePtr devices = NULL;
size_t ndevices;
if (virDomainDriverParseBlkioDeviceStr(param->value.s,
param->field,
&devices,
&ndevices) < 0) {
ret = -1;
continue;
}
if (virDomainDriverMergeBlkioDevice(&persistentDef->blkio.devices,
&persistentDef->blkio.ndevices,
devices, ndevices,
param->field) < 0)
ret = -1;
virBlkioDeviceArrayClear(devices, ndevices);
VIR_FREE(devices);
}
}
ret = virDomainDriverSetupPersistentDefBlkioParams(persistentDef,
params,
nparams);
if (virDomainDefSave(persistentDef, driver->xmlopt, cfg->configDir) < 0)
ret = -1;